//
// Created by Thinkpad on 2025/10/29.
//

#include <iostream>
using namespace std;

void enter_bar(unsigned int age) {
    if (age > 18) {
        cout << "you are " << age  << " years old.Please proceed." << endl;
    }else {
        cout << "Sorry,you are too young for this." << endl;
    }
    return ;
}

int max(int a,int b) {
    if ( a > b) {
        return a;
    }
    return b;
}


int main() {
    enter_bar(20);

    // Calling max
    int result = max(10,11);
    cout << "max : " << result << endl;


    return 0;
}